/** Copyright (c) 2012, peter.ducai@gmail.com
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*     * Redistributions of source code must retain the above copyright
*       notice, this list of conditions and the following disclaimer.
*     * Redistributions in binary form must reproduce the above copyright
*       notice, this list of conditions and the following disclaimer in the
*       documentation and/or other materials provided with the distribution.
*     * Neither the name of the Peter Ducai nor the
*       names of its contributors may be used to endorse or promote products
*       derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL PETER "daemonna" DUCAI BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/

package com.daemonna.fluentlee_core.utils;

import com.daemonna.fluentlee_core.pools.data_pool;

/*
 * @author peter 'daemonna' ducai
 * @author peter.ducai@gmail.com 
 * @author http://code.google.com/p/fluentlee/
 */
public class custom_string_parser {

    public custom_string_parser() {
    }

    /**
     * find key 'val', get value and return "$val value"
     *
     * @param val value to look up in aliases
     */
    public String format_string(String val) {

        String new_string = null;
        String[] temp = null;

        temp = val.split("\\s+");

        for (int z = 0; z < temp.length; z++) {
            if (!temp[z].isEmpty()) {
                if (temp[z].contains("$")) {
                    String key = temp[z];

                    temp[z] = data_pool.getInstance().aliases.getProperty(key.substring(1));
                }
            }
        }

        new_string = arrayToString(temp, " ");

        return new_string;
    }

    /**
     * transform string to array
     *
     * @param str string which will be transformed to array, separator is
     * whitespace
     */
    public String[] stringToArray(String str) {
        String[] vals;
        vals = str.split("\\s+");
        return vals;
    }

    /**
     * transform array of strings to single string
     *
     * @param str array of strings to transform
     * @param separator separator for array
     */
    public static String arrayToString(String[] str, String separator) {
        StringBuilder result = new StringBuilder();
        if (str.length > 0) {
            result.append(str[0]);
            for (int i = 1; i < str.length; i++) {
                result.append(separator);
                result.append(str[i]);
            }
        }
        return result.toString();
    }
}
